* test/ruby/test_io.rb (test_dup_many): extracted from test_dup.

test in ruby subprocess.  at asakusa.rb.  [ruby-dev:35648]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Dec 11 19:23:09 2008  Tanaka Akira  <akr@fsij.org>
+
+	* test/ruby/test_io.rb (test_dup_many): extracted from test_dup.
+	  test in ruby subprocess.  at asakusa.rb.  [ruby-dev:35648]
+
 Thu Dec 11 19:16:30 2008  Tanaka Akira  <akr@fsij.org>
 
 	* lib/pathname.rb (Pathname#=~): undefed.  at asakusa.rb.

test/ruby/test_io.rb

@@ -651,18 +651,28 @@ class TestIO < Test::Unit::TestCase
       assert_equal("foo\nbar\n", f.read)
       assert_equal("", f2.read)
     end
+  end
 
-    a = []
+  def test_dup_many
-    assert_raise(Errno::EMFILE, Errno::ENFILE, Errno::ENOMEM) do
+    ruby('-e', <<-'End') {|f|
-      loop {a << IO.pipe}
+      ok = 0
-    end
+      a = []
-    assert_raise(Errno::EMFILE, Errno::ENFILE, Errno::ENOMEM) do
+      begin
-      loop {a << [a[-1][0].dup, a[-1][1].dup]}
+        loop {a << IO.pipe}
-    end
+      rescue Errno::EMFILE, Errno::ENFILE, Errno::ENOMEM
-    a.each do |r, w|
+        ok += 1
-      r.close unless !r || r.closed?
+      end
-      w.close unless !w || w.closed?
+      print "no" if ok != 1
-    end
+      begin
+        loop {a << [a[-1][0].dup, a[-1][1].dup]}
+      rescue Errno::EMFILE, Errno::ENFILE, Errno::ENOMEM
+        ok += 1
+      end
+      print "no" if ok != 2
+      print "ok"
+    End
+      assert_equal("ok", f.read)
+    }
   end
 
   def test_inspect